Discover our High-Purity Maleic Anhydride, tailored meticulously for a wide range of industrial applications and resale opportunities. With a CAS number of 108-31-6, this versatile chemical ensures top-notch quality and reliability, making it the ideal choice for businesses seeking excellence in their chemical supplies.
Product Description
Introducing Maleic Anhydride from Qingdao Casno Chemical Co., Ltd—a colorless crystal wonder of the RHOMBIC system with a distinct acicular or lamellar form. Known by many names such as 2,5 Furanedione, this versatile chemical captivates with its strong, pungent aroma. Highly soluble in ethanol, ether, and acetone, yet remains impervious to petroleum ether and tetrachloromethane. Experience its reactive transformation with hot water, resulting in the formation of maleic acid. With a boiling point of 202°C and designated as UN 2215, Maleic Anhydride is your go-to chemical for diverse applications.
Product Parameters
Product Name: |
Maleic anhydride |
Molecular Formula: |
C4H2O3 |
CAS No.: |
108-31-6 |
Content: |
≥99.5% |
Packing: |
25kg/Bag |
Hs code |
2917140000 |
Detailed Photos
Aplication
Production of Unsaturated Polyester Resin and Alkyd Resin: Maleic Anhydride is a pivotal raw material in crafting unsaturated polyester resin and alkyd resin. These resins are integral to the manufacturing of automotive components, ships, corrosion-resistant chemical equipment, and everyday necessities, showcasing their vast applicability.
Coatings and Ink Additives: Maleic Anhydride plays a crucial role in the production of coatings and ink additives. These products are indispensable in both industrial applications and everyday life, highlighting their essential function.
Pesticide Production: Maleic Anhydride serves as a key intermediate in synthesizing a variety of pesticides, including malathion, pyridazine, and other insecticides. Moreover, it is pivotal in the creation of highly efficient, low-toxicity pesticides such as 4049 and long-acting iodosamine, underscoring its importance in advancing agricultural safety and efficacy.
Packaging & Shipping
Our packaging solutions offer robust protection, ensuring the integrity of the Maleic Anhydride during transit. It is meticulously packed in lined plastic bags and covered with durable woven bags. Each package is available in net weights of 25kg and 50kg, catering to different needs.
For added security and convenience, the Maleic Anhydride can also be packaged in lined plastic bags, which are then encased in sturdy external iron barrels or elegant wooden barrels.
This alternative packaging option is available with a net weight of 50kg, ensuring flexibility and choice for our valued customers.
Company Profile
Qingdao Casno Chemical shines as a paragon of excellence in China's dynamic chemical landscape. As a premier manufacturer and supplier, we specialize in the innovation and export of essential chemicals and solvent products. With a distinguished history spanning over 15 years of unmatched proficiency, our wide range of products serves a myriad of industries, including water treatment, agriculture, food additives, coatings & inks, rubber, plastic, and pharmaceuticals.
Our Advantages

Q: Could you elaborate on your payment terms?
A: We provide you with highly flexible payment solutions tailored for your convenience. Choose from two secure options: T/T with a 30% upfront deposit and the remaining 70% payable before delivery, or a straightforward 100% L/C at sight. Both choices are meticulously designed to guarantee a seamless, secure financial experience for our valued clients.
Q: How can I be assured of the product quality prior to placing an order?
A: Rest assured with our commitment to quality; experience it firsthand through complimentary samples available for select products. Simply cover the shipping costs or arrange a courier for collection. Furthermore, provide us with your detailed specifications and requirements, and we will custom-produce the goods, ensuring they meet your exact expectations for complete satisfaction.
Q: Could you provide details on your delivery timeframe?
A: We pledge to deliver your order with remarkable promptness. Upon confirming payment, expect dispatch within an efficient 7-day window, guaranteeing swift and reliable service. Please be mindful that this excludes Chinese holidays where processing times might slightly vary.
Q: What documentation do you supply with your shipments?
A: We consistently provide a comprehensive set of essential documents including a commercial invoice, packing list, shipping list, waybill, health certificate, and certificate of origin. If your market requires specific documents,
please communicate these to us, and we will make every effort to accommodate your needs, ensuring a smooth and hassle-free experience.
Q: How are quality-related complaints managed?
A: Our relentless commitment to quality is fortified by rigorous quality control measures to prevent issues. Should a quality complaint arise, we vow to address it with urgency, whether by providing superior-grade replacement products or offering appropriate compensation, ensuring your utmost satisfaction and peace of mind.
Q: What strategies do you employ to maintain long-term, strong business relationships with clients?
A: 1. We assure unparalleled quality combined with competitive pricing, enabling our clients to secure substantial benefits and maintain a competitive edge in their respective markets.
2. We offer unwavering respect to all our customers, fostering genuine friendships and forging reliable partnerships that transcend geographical boundaries, thereby ensuring lasting business relationships.